Q: Is 9,871 a Prime Number?

A: Yes, 9,871 is a prime number.

Why is 9,871 a prime number?

A prime number is a natural number, greater than one, that can only be divided by 1 and itself.

The number 9871 can be evenly divided by 1 and 9,871, with no remainder.

Since 9,871 can be divided by just 1 and 9,871, it is a prime number.

Number	9,869	9,870	9,872	9,873
Prime?	no	no	no	no

All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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